Shared Flashcard Set

Details

Pedi Renal and Adrenal Pathology
Pediatric renal and adrenal path images and mult choice
31
Pathology
Undergraduate 2
12/14/2010

Additional Pathology Flashcards

 


 

Cards

Term
What percent of ectopic kidneys are fused to the normal kidney?
Definition
85-90%
Term
What may the isthmus of the horseshoe kidney be composed of?
Definition
functioning kidney tissue or fibrous tissue
Term
Where does a horseshoe kidney get its blood supply?
Definition
AO or IMA
Term
This image would look like two kidneys fused together.
Definition
Crossed renal ectopia
Term
What is the most common neonatal abdominal mass?
Definition
HYDRONEPHROSIS is considered a mass and it maintains reniform shape
Term
What is primary megaureter?
Definition
narrowing of a segment of a ureter near the bladder
Term
What causes extrinsic ureteral obstruction?
Definition
compression by a mass
Term
All of the following may cause intrinsic hydro EXCEPT:
stones
blood clots
an external mass
fungus balls
Definition
an external mass would cause extrinsic
Term
All of the following are possible obstructive causes of bilateral hydro EXCEPT:
neurogenic bladder
vesicoureteral reflux
dilated posterior urethra
polyps
tumors
Definition
vesicoureteral reflux is NONOBSTRUCTIVE
Term
What is congenital and characterized by tortuous ureters, large bladder, patent urachus, bilateral cryptorchidism, hydro and death
Definition
Prune-Belly syndrome (absence of abdominal muscles)
Term
What is going on if there is an umbilical discharge of urine?
Definition
urachal anomaly
Term
What is another name for ARPKD?
Definition
Potter Type I
Term
This is associated with 2nd trimester oligohydramnios and enlarged hyperechoic kidneys
Definition
ARPKD
Term
In the 3rd trimester, a fetus with ARPKD will exhibit what?
Definition
kidneys occupy almost entire abdomen
Term
This image would look like a hyperechoic kidney with a hypoechoic rim of compressed cortex
Definition
ARPKD
Term
What does a teen with esophageal varices most likely have?
Definition
ARPKD with hepatic fibrosis
Term
What is the most common form of cystic disease in infants?
Definition
Multicystic dysplastic kidney or MCDK or Multicystic renal dysplasia or Potters Type II
Term
MCDK is associated with all of the following EXCEPT:
UPJ stenosis
primary megaureter
surfaces in 4th to 5th decade
vesicoureteral reflux
usually detected in utero
cysts that appear like a bunch of grapes
Definition
surfaces in 4th and 5th decades is ADPKD
Term
Renal lesions such as cysts or angiomyolipomas present in over 40% of these cases
Definition
tuberous sclerosis
Term
This disease has bilateral cysts in the kidneys and can become RCC; many abdominal cysts
Definition
Von Hippel-Lindau
Term
The most common masses in a child?
Definition
hydronephrosis and multicystic renal dysplasia (MCDK)
Term
What is the most common intra-abdominal malignant tumor in a child?
Definition
Wilm's Tumor associated with Beckwith-Weidemann syndrome; palp abd mass
Term
All of the following are U/S findings associated with Wilm's tumors EXCEPT:
may spread beyond renal capsule and distort collecting system

sharply marginated
usually hyperechoic but may contain hemorrhage and necrosis
same as an adrenal neuroblastoma
also called a nephroblastoma
Definition
same as an adrenal neuroblastoma; actually adrenal neuroblastoma is a differential dx
Term
What is the 2nd most common abdominal tumor of childhood?
Definition
neuroblastoma; ages 2 mo to 2 yrs
Term
This image shows a large tumor below the liver capsule, compressing the kidney posterior to it
Definition
neuroblastoma
Term
What are other names for a congenital Wilm's tumor?
Definition
mesoblastic nephroma, fetal renal hamartoma
Term
What is a benign tumor that is the most common neonatal renal neoplasm and on U/S looks similar to a Wilm's tumor
Definition
mesoblastic nephroma treatment is nephrectomy
Term
This disease occurs rarely but when it does the median age is 12 years.
Definition
RCC
Term
This is a tumor that is a form of a hamartoma and is associated with tuberous sclerosis
Definition
angiomyolipoma
Term
This evidences itself in a female infant acquiring secondary sex characteristics due to a deficiency in 21-hydroxylase
Definition
congenital adrenal hyperplasia
Term
Which of the following is NOT a cause of neonatal adrenal hemorrhage? stress, trauma at birth, anoxia,  sepsis, excessive accumulation of androgenous precursors, diabetic mother, bleeding disorders
Definition
excessive production of androgenous precursors are assoc with congenital adrenal hyperplasia
Supporting users have an ad free experience!